Home / 110,326.74-151,190.36-99,697.92

Finding the Fourth Proportional to 110,326.74, 151,190.36 and 99,697.92

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Solution

The fourth proportional to 110,326.74, 151,190.36 and 99,697.92 is: 136,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,326.74 : 151,190.36 = 99,697.92 : x
  2. Step 2: Convert to fraction form
    110,326.74/151,190.36 = 99,697.92/x
  3. Step 3: Cross multiply
    110,326.74x = 151,190.36 × 99,697.92
  4. Step 4: Simplify right side
    110,326.74x = 15,073,364,416.05
  5. Step 5: Solve for x
    x = 15,073,364,416.05/110,326.74
  6. Step 6: Final answer
    x = 136,624.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.